UBA2021T/N2,118

Lighting, Ballast Controllers Overview

The UBA2021T/N2,118 is a high-voltage integrated circuit designed for driving and controlling Compact Fluorescent Lamps (CFL) and fluorescent TL lamps. It integrates a driver circuit for an external half-bridge, an oscillator, and a control circuit managing startup, preheating, ignition, lamp burning, and protection functions.

Lighting, Ballast Controllers Feature Summary

• Integrates a driver circuit for external half-bridge topology
• Includes internal oscillator and control logic for lamp operation phases
• Provides comprehensive protection mechanisms for lamp safety

Lighting, Ballast Controllers Applications

• Compact Fluorescent Lamp (CFL) drivers
• Fluorescent TL lamp ballasts

Lighting, Ballast Controllers Procurement Notes

Verify the specific suffix /N2,118 against the official NXP datasheet to confirm package type and RoHS compliance status. Ensure the component matches the intended CFL or TL lamp application requirements before procurement.

Lighting, Ballast Controllers Selection Notes

Select this IC for applications requiring a dedicated high-voltage solution for fluorescent lighting. It simplifies design by integrating oscillation and protection, reducing external component count compared to discrete solutions.

Lighting, Ballast Controllers Part Context

This part belongs to NXP's legacy lighting control portfolio. The UBA2021 series was specifically engineered for compact fluorescent lighting systems, offering a complete solution for lamp ignition and stable operation within a single high-voltage IC package.

Lighting, Ballast Controllers Replacement Considerations

Consult NXP documentation for direct pin-compatible alternatives. Generic replacements may require significant circuit redesign due to specific integration of oscillator and protection features.